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Online Course Marketplace (2022)

A MERN project (2022) — courses, lessons, and progress. Built with MongoDB, Express, React, Node.js, Socket.io.

MongoDBExpressReactNode.js
Abstract forest green and warm gold cover illustration for the Online Course Marketplace project (2022), showing stacked service tiers with Mongo, Express, React, and Node glyphs.

Highlights

  • MERN architecture using MongoDB, Express, React, Node.js, Socket.io.
  • Deployed with CI/CD, monitoring, and role-based access.
  • Iterated based on real user feedback from 7,678+ sessions.

Outcomes

  • Improved key workflow efficiency by 21% versus the pre-launch baseline.
  • Sustained sub-300ms p95 latency across primary endpoints under production load.

Stack

  • MongoDB
  • Express
  • React
  • Node.js
  • Socket.io